#include<bits/stdc++.h> using namespace std; int main() { int gj; int mj; int cj; int n; cin>>n; int s=0; int foug=0; for(gj=0; gj<=n/5; gj++) { for(mj=0; mj<=n/3; mj++) { for(cj=0; cj<=n; cj++) { if(gj*5+mj*3+cj/3==n&&gj+mj+cj==n&&cj%3==0) { foug=1; s++; cout<<s<<": "<<gj<<","<<mj<<","<<cj<<endl; } } } } if(foug==1){ }else{ cout<<"None" } }